CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Revenues, net	$ 5,190,175	$ 4,186,261	$ 14,513,158	$ 10,768,572
Cost of goods sold	1,193,965	1,068,605	3,270,695	2,792,268
Gross profit	3,996,210	3,117,656	11,242,463	7,976,304
Operating expenses:
Sales, general, and administrative	7,060,944	6,043,354	20,089,998	16,610,015
Research and development	16,421,753	14,909,430	58,789,302	29,052,149
Depreciation and amortization	16,548	12,747	44,400	39,909
Total operating expense	23,499,245	20,965,531	78,923,700	45,702,073
Operating loss	(19,503,035)	(17,847,875)	(67,681,237)	(37,725,769)
Other income (expense):
Miscellaneous income	27,630	6,260	71,728	43,411
Interest income	2,760	9,364	15,162	27,756
Financing costs				(260,027)
Total other income (expense)	30,390	15,624	86,890	(188,860)
Loss before income taxes	(19,472,645)	(17,832,251)	(67,594,347)	(37,914,629)
Net loss	$ (19,472,645)	$ (17,832,251)	$ (67,594,347)	$ (37,914,629)
Loss per share, basic and diluted:
Net loss per share, basic and diluted	$ (0.11)	$ (0.12)	$ (0.39)	$ (0.26)
Weighted average number of common shares outstanding, basic and diluted	177,206,168	152,200,455	171,589,595	147,594,810